code: def _topk_helper(draw):
      dtype, x, axis = draw(
          helpers.dtype_values_axis(
              available_dtypes=helpers.get_dtypes("numeric"),
              min_num_dims=1,
              force_int_axis=True,
              valid_axis=True,
          )
      )
      k = draw(st.integers(min_value=1, max_value=x[0].shape[axis]))
      return dtype, x, axis, k
  
imports: import numpy
  from hypothesis import assume, strategies
  import ivy_tests.test_ivy.helpers
  from ivy_tests.test_ivy.helpers.testing_helpers import handle_frontend_test
label_desc: Use image node_id 1 for calling a global function with example usage: _topk_helper(draw) and returns: dtype,  x,  axis,  k